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| author | Kevin Hilman <khilman@linaro.org> | 2015-07-06 10:23:00 -0700 |
|---|---|---|
| committer | Kevin Hilman <khilman@linaro.org> | 2015-07-06 10:23:00 -0700 |
| commit | 6a47a12fee7d1e842369798dc8134759561d5e75 (patch) | |
| tree | 14fec57680c2fbc8dc05376b5c14bf57996dc86f /net/sched/cls_api.c | |
| parent | 91760bceff1f3f5860ff49c14194567f972352e6 (diff) | |
| parent | ea5dd38e93b3bec3427e5d3eef000bbf5d637e76 (diff) | |
Merge tag 'v3.18.17' of git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable into linux-linaro-lsk-v3.18lsk-v3.18-15.07
Linux 3.18.17
Diffstat (limited to 'net/sched/cls_api.c')
| -rw-r--r-- | net/sched/cls_api.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index aad6a679fb13..fae88709aaa2 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -81,6 +81,11 @@ int unregister_tcf_proto_ops(struct tcf_proto_ops *ops) struct tcf_proto_ops *t; int rc = -ENOENT; + /* Wait for outstanding call_rcu()s, if any, from a + * tcf_proto_ops's destroy() handler. + */ + rcu_barrier(); + write_lock(&cls_mod_lock); list_for_each_entry(t, &tcf_proto_base, head) { if (t == ops) { |